# fuelUP vs Sign On PDF Documents & Forms

The clearest difference is in-app purchases: fuelUP at none against Sign On PDF Documents & Forms's 3. fuelUP also leads on update cadence (every 2 weeks vs every 3 weeks) and iOS requirement (11.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Sign On PDF Documents & Forms sells 3 in-app purchases, starting at $7.99 per month. fuelUP asks for nothing beyond the download.

fuelUP ships an update every 2 weeks, Sign On PDF Documents & Forms every 3 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | fuelUP | Sign On PDF Documents & Forms |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 34 MB | 27 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mohd Hashmi](https://appshunter.io/developer/1561904498) | [Fenuku Kekeli](https://appshunter.io/developer/1822419894) |

## What reviewers say

### fuelUP

[App page](https://appshunter.io/ios/app/fuelup/id1561904496)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sign On PDF Documents & Forms

[App page](https://appshunter.io/ios/app/sign-on-pdf-documents-and-forms/id6755093290)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access for a month | $7.99 | per month |
| All Access for a year | $39.99 | per year |
| All Access | $99.99 | one-time |


## Frequently asked questions

### Is fuelUP free?

fuelUP is free to download, with no in-app purchases.

### Is Sign On PDF Documents & Forms free?

Sign On PDF Documents & Forms is free to download, with in-app purchases available.

### Do fuelUP or Sign On PDF Documents & Forms have ads?

Neither fuelUP nor Sign On PDF Documents & Forms shows ads.

### Which is updated more often, fuelUP or Sign On PDF Documents & Forms?

fuelUP ships an update every 2 weeks, and Sign On PDF Documents & Forms every 3 weeks. Most recently, fuelUP was updated on November 3, 2026 and Sign On PDF Documents & Forms on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*